Equal probability of going
Five people get on an elevator that stops at five floors. Assuming that each has an equal probability of going to any one floor, find the probability that they all get off at different floors.
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A player of a video game is confronted with a series of 3 opponents and a(n) 77% probability of defeating each opponent. Assume that the results from opponents are independent (and that when the player is defeated by an opponent the game ends).
After achieving top speed, he runs the remainder of the race without speeding up or slowing down. The total race is fifty meters long. If the total race is run in 7.82 s, how far does he run during the acceleration phase?
Samples of skin experiencing desquamation are analyzed for both moisture and melanin content. The results from 100 skin samples are as follows:
In the sum A + B = C, vector A has a magnitude of 11.0 m and is angled 33.5° counterclockwise from the +x direction, and vector C has a magnitude of 15.0 m and is angled 21.5° counterclockwise from the -x direction. What are the magnitude
Air at 35C, 1 atm and 50% relative humidity enters a dehumidifier operating at steady state. Determine the heat transfer from the moist air, in KJ per Kg of dry air.
Ethanol (C2H5OH) melts at?114°C and boils at 78°C. The enthalpy of fusion of ethanol is 5.02 kJ/mol, and its enthalpy of vaporization is 38.56 kJ/mol. The specific heats of solid and liquid ethanol are 0.97 J/g-K and 2.3 J/g-K
Consider a set of test grades with a mean of 80 and a standard deviation of 3. Use Chebyshev's Theorem to find the percent of data that would fall between 74 and 86.
A cylindrical shell of radius 9 cm and length 297 cm has its charge density uniformly distributed on its surface. The electric field intensity at a point 20.1 cm radially outward from its axis (measured from the midpoint of the shell) is 47700 N/C
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